说明：Javascript脚本，验证表单中的数据项 begin
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*/
function checkForm(objFrm){
var len = 0;
len = objFrm.elements.length;
var i = 0;
var objCheck;
//文本框
for(i = 0; i < len; i ++){
objCheck = objFrm.elements[i];
if(objCheck.type =="text" && !f_checkTextValid(objCheck) ){
return false;
}
}
//下拉框
for(i = 0; i < len; i ++){
objCheck = objFrm.elements[i];
if(objCheck.type =="select-one" && !f_checkSelectValid(objCheck) ){
return false;
}
}
//时间段有效
if( f_checkStartAndEndDate(objFrm) == false) return false;
return true;
}
function f_checkSelectValid(obj){
//alert("check select");
if(obj.options.length <= 0){
alert("下拉选框无数据!");
return false;
}
return true;
}
function f_checkStartAndEndDate(frm){
var len = frm.elements.length;
if(len == null && len == 0) return true;
var i=0;
var temp;
var objCheck;
var objStartDate;
var objEndDate;
//alert("start date period check");
try{
for(i=0; i< len ; i++){
objCheck = frm.elements[i];
temp = objCheck.name;
if( temp.indexOf("startDate") >0 ||temp.indexOf("beginDate")>0 )
objStartDate = objCheck;
if( temp.indexOf("endDate") > 0 )
objEndDate = objCheck;
}
//alert(objStartDate.value);
//alert(objEndDate.value);
if(objStartDate.value==null || objStartDate.value =="" || objStartDate.value ==null || objStartDate.value ==""){
return true;
}
return checkTwoDate(objStartDate.value, objEndDate.value);
//alert("end date period check");
}catch(E){}
return true;
}
function f_checkTextValid(obj){
//不能为空
if(obj.getAttribute("isNeed") != null){
if(f_isNotNull(obj) == false) return false;
}
//不能超过长度
if(obj.getAttribute("maxlength") != null){
if(f_checkLength(obj) == false) return false;
}
var checkType ="";
checkType = obj.getAttribute("checkType");
if(checkType==null||checkType=="") return true;
//
if (checkType.indexOf("number") >=0){
if(f_isNumber(obj) == false) return false;
if(f_checkNumType(obj,checkType) == false) return false;
}
//
if (checkType.indexOf("positive") >=0){
if(f_isNumber(obj) == false) return false;
if(f_isPositive(obj)==false) return false;
if(f_checkNumType(obj,checkType) == false) return false;
}
if (checkType.indexOf("date") >=0){
if(f_checkDate(obj) == false) return false;
}
return true;
}
function f_isNotNull(obj){
if(obj.value == ""){
f_alert(obj, " 不允许为空值！");
return false;
}
return true;
}
function f_isNumber(obj){
if(isNaN(obj.value)){
f_alert(obj," 应为数值类型");
return false;
}
return true;
}
function f_checkDate(obj) {
if(checkDate(obj.value) ==false){
f_alert(obj," 不是合法日期格式！");
return false;
}
return true;
}
function f_checkLength(obj){
if(getTotalBytes(obj) > Math.abs( obj.getAttribute("maxlength") ) ){
f_alert(obj," 超出长度限制!");
return false;
}
return true;
}
function f_alert(obj,alertStr){
var fielName = obj.getAttribute("fieldName");
if(fielName == null)
fielName = "";
alert(fielName + "n" +alertStr);
obj.select();
obj.focus();
}
function f_checkNumType(obj, numType){
//假设: 已经进行数字类型判断
var strTemp;
var numpric;
var numLen;
var strArr;
var defaultLen = 19;
var defaultpric = 5;
try{
if(numType == null|| numType =="") return f_checkNumLenPrec(obj,defaultLen, defaultpric);
if(numType.indexOf("(") < 0 || numType.indexOf(")") < 0 ) return f_checkNumLenPrec(obj,defaultLen, defaultpric);
strTemp = numType.substr( numType.indexOf("(") + 1 ,numType.indexOf(")") - numType.indexOf("(") -1 );
if(strTemp == null||strTemp =="") return f_checkNumLenPrec(obj,defaultLen, defaultpric);
strArr = strTemp.split(",");
numLen = Math.abs( strArr[0] );
numpric = Math.abs( strArr[1] );
return f_checkNumLenPrec(obj,numLen, numpric);
}catch(e){
alert("in f_checkNumType = " + e);
return f_checkNumLenPrec(obj,defaultLen, defaultpric);
}
}
function f_checkNumLenPrec(obj, len, pric){
var numReg;
var value = obj.value;
var strValueTemp, strInt, strDec;
//alert(value + "=====" + len + "====="+ pric);
try{
numReg =/[-]/;
strValueTemp = value.replace(numReg, "");
strValueTemp = strValueTemp.replace(numReg, "");
//整数
if(pric==0){
numReg =/[.]/;
//alert(numReg.test(value));
if(numReg.test(value) == true){
f_alert(obj, "输入必须为整数类型!");
return false;
}
}
if(strValueTemp.indexOf(".") < 0 ){
//alert("lennth==" + strValueTemp);
if(strValueTemp.length >( len - pric)){
f_alert(obj, "整数位不能超过"+ (len - pric) +"位");
return false;
}
}else{
strInt = strValueTemp.substr( 0, strValueTemp.indexOf(".") );
//alert("lennth==" + strInt);
if(strInt.length >( len - pric)){
f_alert(obj, "整数位不能超过"+ (len - pric) +"位");
return false;
}
strDec = strValueTemp.substr( (strValueTemp.indexOf(".")+1), strValueTemp.length );
//alert("pric==" + strDec);
if(strDec.length > pric){
f_alert(obj, "小数位不能超过"+ pric +"位");
return false;
}
}
return true;
}catch(e){
alert("in f_checkNumLenPrec = " + e);
return false;
}
}
function f_isPositive(obj){
var numReg =/[-]/;
if(numReg.test(obj.value) == true){
f_alert(obj, "必须为正数!");
return false;
}
return true;
}
function selectedCheckboxCount(form){
var length =0;
var i=0;
var count =0;
eles = form.elements;
while(i
//type = obj.attributes.item("type").nodevalue;
type = obj.type;
if(type == "checkbox"){
if(obj.checked){
count++;
}
}
i++;
}
return count;
}
//得到字节长度
function getByteLen(str)
{
var l = str.length;
var n = l;
for ( var i=0; i
n=n+1;
return n
}
function clear_table(clearzero,tablename)
{
var tobject;
if(tablename==null)
tobject=gmobj("sortTable");
else
tobject=gmobj(tablename);
//如果table未定义，则不进行过滤
if(tobject==null)
return;
//如果函数调用参数为空，表示要清除0、0.0；反之，不要清除0、0.0。
var clear = (clearzero==null)?true:clearzero;
//清除0、0.0，填补空格
var rows = tobject.rows;
var j=0;
for(var i=0;i
//取得第一个cell的属性clear，如果为1，表示该行没有数据，则清除该行所有数据
while(tobject.rows[i].cells[j] != null)
{
if(clear)
{
if(tobject.rows[i].cells[j].innerHTML==0 ||tobject.rows[i].cells[j].innerHTML==0.0||tobject.rows[i].cells[j].innerHTML=="")
tobject.rows[i].cells[j].innerText=" ";
}
else
{
if (tobject.rows[i].cells[j].innerHTML=="")
tobject.rows[i].cells[j].innerText=" ";
}
j++;
}
j=0;
}
return true;
}
function gmobj(mtxt)
{
if (document.getElementById) {
m=document.getElementById(mtxt);
} else if (document.all) {
m=document.all[mtxt];
} else if (document.layers) {
m=document.layers[mtxt];
}
return m;
}
function isDecimal( str,l,d ){
if(isInteger(str)) {
if (l==null) return true;
if (str<0) l--;
if (str.length<=l) return true;
}
var re = /^[-]{0,1}(d+)[.]+(d+)$/;
if (re.test(str)) {
if (l==null) return true;
if (d==null) d=0;
if(RegExp.$1==0&&RegExp.$2==0) return false;
if (RegExp.$1.length+RegExp.$2.length<=l
&& RegExp.$2.length<=d) return true;
}
return false;
}
onclick="isNull('Co.PageForm.CompetitorName');"
Co--指本页面 PageForm--指formName CompetitorName---指的是文本栏名
